Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2007 Kia Spectra L4-2.0LFACTORY OEM SERVICE PROCEDURE
Piston Ring End Gap
Piston ring end gap
Standard
No.1 0.23 - 0.38 mm (0.0091 - 0.0150 in)
No.2 0.33 - 0.48 mm (0.0130 - 0.0189 in)
Oil ring 0.20 - 0.60 mm(0.0079 - 0.0236 in)
Limit
No.1, 2, oil ring 1.0 mm(0.039 in)
Piston ring side clearance
No.1 0.04 - 0.08 mm (0.0016 - 0.0031 in)
No. 2 0.03 - 0.07 mm (0.0012 - 0.0028 in)
Oil ring 0.06 - 0.15 mm (0.0024 - 0.0059 in)
Limit
No.1 0.1 mm (0.0039 in)
No.2 0.1 mm ( 0.0039 in)
Oil ring 0.2 mm (0.0079 in)
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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